diff options
Diffstat (limited to 'nx-X11/extras/Mesa/src/mesa/drivers/dri/gamma/gamma_state.c')
| -rw-r--r-- | nx-X11/extras/Mesa/src/mesa/drivers/dri/gamma/gamma_state.c | 1730 |
1 files changed, 0 insertions, 1730 deletions
diff --git a/nx-X11/extras/Mesa/src/mesa/drivers/dri/gamma/gamma_state.c b/nx-X11/extras/Mesa/src/mesa/drivers/dri/gamma/gamma_state.c deleted file mode 100644 index 194313dc9..000000000 --- a/nx-X11/extras/Mesa/src/mesa/drivers/dri/gamma/gamma_state.c +++ /dev/null @@ -1,1730 +0,0 @@ -/* $XFree86: xc/lib/GL/mesa/src/drv/gamma/gamma_state.c,v 1.5 2002/11/05 17:46:07 tsi Exp $ */ -/* - * Copyright 2001 by Alan Hourihane. - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of Alan Hourihane not be used in - * advertising or publicity pertaining to distribution of the software without - * specific, written prior permission. Alan Hourihane makes no representations - * about the suitability of this software for any purpose. It is provided - * "as is" without express or implied warranty. - * - * ALAN HOURIHANE DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, - * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO - * EVENT SHALL ALAN HOURIHANE BE LIABLE FOR ANY SPECIAL, INDIRECT OR - * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - * - * Authors: Alan Hourihane, <alanh@tungstengraphics.com> - * - * 3DLabs Gamma driver - */ - -#include "gamma_context.h" -#include "gamma_macros.h" -#include "buffers.h" -#include "macros.h" -#include "glint_dri.h" -#include "colormac.h" -#include "swrast/swrast.h" -#include "swrast_setup/swrast_setup.h" -#include "array_cache/acache.h" -#include "tnl/tnl.h" - -#define ENABLELIGHTING 0 - -/* ============================================================= - * Alpha blending - */ - -static void gammaUpdateAlphaMode( GLcontext *ctx ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - u_int32_t a = gmesa->AlphaTestMode; - u_int32_t b = gmesa->AlphaBlendMode; - u_int32_t f = gmesa->AB_FBReadMode_Save = 0; - GLubyte refByte = (GLint) (ctx->Color.AlphaRef * 255.0); - - a &= ~(AT_CompareMask | AT_RefValueMask); - b &= ~(AB_SrcBlendMask | AB_DstBlendMask); - - a |= refByte << 4; - - switch ( ctx->Color.AlphaFunc ) { - case GL_NEVER: - a |= AT_Never; - break; - case GL_LESS: - a |= AT_Less; - break; - case GL_EQUAL: - a |= AT_Equal; - break; - case GL_LEQUAL: - a |= AT_LessEqual; - break; - case GL_GEQUAL: - a |= AT_GreaterEqual; - break; - case GL_GREATER: - a |= AT_Greater; - break; - case GL_NOTEQUAL: - a |= AT_NotEqual; - break; - case GL_ALWAYS: - a |= AT_Always; - break; - } - - if ( ctx->Color.AlphaEnabled ) { - f |= FBReadDstEnable; - a |= AlphaTestModeEnable; - } else { - a &= ~AlphaTestModeEnable; - } - - switch ( ctx->Color.BlendSrcRGB ) { - case GL_ZERO: - b |= AB_Src_Zero; - break; - case GL_ONE: - b |= AB_Src_One; - break; - case GL_DST_COLOR: - b |= AB_Src_DstColor; - break; - case GL_ONE_MINUS_DST_COLOR: - b |= AB_Src_OneMinusDstColor; - break; - case GL_SRC_ALPHA: - b |= AB_Src_SrcAlpha; - break; - case GL_ONE_MINUS_SRC_ALPHA: - b |= AB_Src_OneMinusSrcAlpha; - break; - case GL_DST_ALPHA: - b |= AB_Src_DstAlpha; - f |= FBReadSrcEnable; - break; - case GL_ONE_MINUS_DST_ALPHA: - b |= AB_Src_OneMinusDstAlpha; - f |= FBReadSrcEnable; - break; - case GL_SRC_ALPHA_SATURATE: - b |= AB_Src_SrcAlphaSaturate; - break; - } - - switch ( ctx->Color.BlendDstRGB ) { - case GL_ZERO: - b |= AB_Dst_Zero; - break; - case GL_ONE: - b |= AB_Dst_One; - break; - case GL_SRC_COLOR: - b |= AB_Dst_SrcColor; - break; - case GL_ONE_MINUS_SRC_COLOR: - b |= AB_Dst_OneMinusSrcColor; - break; - case GL_SRC_ALPHA: - b |= AB_Dst_SrcAlpha; - break; - case GL_ONE_MINUS_SRC_ALPHA: - b |= AB_Dst_OneMinusSrcAlpha; - break; - case GL_DST_ALPHA: - b |= AB_Dst_DstAlpha; - f |= FBReadSrcEnable; - break; - case GL_ONE_MINUS_DST_ALPHA: - b |= AB_Dst_OneMinusDstAlpha; - f |= FBReadSrcEnable; - break; - } - - if ( ctx->Color.BlendEnabled ) { - f |= FBReadDstEnable; - b |= AlphaBlendModeEnable; - } else { - b &= ~AlphaBlendModeEnable; - } - - if ( gmesa->AlphaTestMode != a ) { - gmesa->AlphaTestMode = a; - gmesa->dirty |= GAMMA_UPLOAD_ALPHA; - } - if ( gmesa->AlphaBlendMode != b) { - gmesa->AlphaBlendMode = b; - gmesa->dirty |= GAMMA_UPLOAD_BLEND; - } - gmesa->AB_FBReadMode_Save = f; -} - -static void gammaDDAlphaFunc( GLcontext *ctx, GLenum func, GLfloat ref ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - (void) ref; - - FLUSH_BATCH( gmesa ); - - gmesa->new_state |= GAMMA_NEW_ALPHA; -} - -static void gammaDDBlendEquationSeparate( GLcontext *ctx, - GLenum modeRGB, GLenum modeA ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - - assert( modeRGB == modeA ); - FLUSH_BATCH( gmesa ); - - gmesa->new_state |= GAMMA_NEW_ALPHA; -} - -static void gammaDDBlendFuncSeparate( GLcontext *ctx, - GLenum sfactorRGB, GLenum dfactorRGB, - GLenum sfactorA, GLenum dfactorA ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - - FLUSH_BATCH( gmesa ); - - gmesa->new_state |= GAMMA_NEW_ALPHA; -} - - -/* ================================================================ - * Buffer clear - */ - -static void gammaDDClear( GLcontext *ctx, GLbitfield mask, GLboolean all, - GLint cx, GLint cy, GLint cw, GLint ch ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - GLINTDRIPtr gDRIPriv = (GLINTDRIPtr)gmesa->driScreen->pDevPriv; - GLuint temp = 0; - - FLUSH_BATCH( gmesa ); - - /* Update and emit any new state. We need to do this here to catch - * changes to the masks. - * FIXME: Just update the masks? - */ - if ( gmesa->new_state ) - gammaDDUpdateHWState( ctx ); - -#ifdef DO_VALIDATE - /* Flush any partially filled buffers */ - FLUSH_DMA_BUFFER(gmesa); - - DRM_SPINLOCK(&gmesa->driScreen->pSAREA->drawable_lock, - gmesa->driScreen->drawLockID); - VALIDATE_DRAWABLE_INFO_NO_LOCK(gmesa); -#endif - - if (mask & BUFFER_BIT_DEPTH) { - /* Turn off writes the FB */ - CHECK_DMA_BUFFER(gmesa, 1); - WRITE(gmesa->buf, FBWriteMode, FBWriteModeDisable); - - mask &= ~BUFFER_BIT_DEPTH; - - /* - * Turn Rectangle2DControl off when the window is not clipped - * (i.e., the GID tests are not necessary). This dramatically - * increases the performance of the depth clears. - */ - if (!gmesa->NotClipped) { - CHECK_DMA_BUFFER(gmesa, 1); - WRITE(gmesa->buf, Rectangle2DControl, 1); - } - - temp = (gmesa->LBReadMode & LBPartialProdMask) | LBWindowOriginBot; - if (gDRIPriv->numMultiDevices == 2) temp |= LBScanLineInt2; - - CHECK_DMA_BUFFER(gmesa, 5); - WRITE(gmesa->buf, LBReadMode, temp); - WRITE(gmesa->buf, DeltaMode, DM_DepthEnable); - WRITE(gmesa->buf, DepthMode, (DepthModeEnable | - DM_Always | - DM_SourceDepthRegister | - DM_WriteMask)); - WRITE(gmesa->buf, GLINTDepth, gmesa->ClearDepth); - - /* Increment the frame count */ - gmesa->FrameCount++; -#ifdef FAST_CLEAR_4 - gmesa->FrameCount &= 0x0f; -#else - gmesa->FrameCount &= 0xff; -#endif - - /* Force FCP to be written */ - WRITE(gmesa->buf, GLINTWindow, (WindowEnable | - W_PassIfEqual | - (gmesa->Window & W_GIDMask) | - W_DepthFCP | - W_LBUpdateFromRegisters | - W_OverrideWriteFiltering | - (gmesa->FrameCount << 9))); - - /* Clear part of the depth and FCP buffers */ - { - int y = gmesa->driScreen->fbHeight - gmesa->driDrawable->y - gmesa->driDrawable->h; - int x = gmesa->driDrawable->x; - int w = gmesa->driDrawable->w; - int h = gmesa->driDrawable->h; -#ifndef TURN_OFF_FCP - float hsub = h; - - if (gmesa->WindowChanged) { - gmesa->WindowChanged = GL_FALSE; - } else { -#ifdef FAST_CLEAR_4 - hsub /= 16; -#else - hsub /= 256; -#endif - - /* Handle the case where the height < # of FCPs */ - if (hsub < 1.0) { - if (gmesa->FrameCount > h) - gmesa->FrameCount = 0; - h = 1; - y += gmesa->FrameCount; - } else { - h = (gmesa->FrameCount+1)*hsub; - h -= (int)(gmesa->FrameCount*hsub); - y += gmesa->FrameCount*hsub; - } - } -#endif - if (h && w) { -#if 0 - CHECK_DMA_BUFFER(gmesa, 2); - WRITE(gmesa->buf, Rectangle2DMode, ((h & 0xfff)<<12) | - (w & 0xfff) ); - WRITE(gmesa->buf, DrawRectangle2D, ((y & 0xffff)<<16) | - (x & 0xffff) ); -#else - CHECK_DMA_BUFFER(gmesa, 8); - WRITE(gmesa->buf, StartXDom, x<<16); - WRITE(gmesa->buf, StartY, y<<16); - WRITE(gmesa->buf, StartXSub, (x+w)<<16); - WRITE(gmesa->buf, GLINTCount, h); - WRITE(gmesa->buf, dY, 1<<16); - WRITE(gmesa->buf, dXDom, 0<<16); - WRITE(gmesa->buf, dXSub, 0<<16); - WRITE(gmesa->buf, Render, 0x00000040); /* NOT_DONE */ -#endif - } - } - - CHECK_DMA_BUFFER(gmesa, 6); - WRITE(gmesa->buf, DepthMode, gmesa->DepthMode); - WRITE(gmesa->buf, DeltaMode, gmesa->DeltaMode); - WRITE(gmesa->buf, LBReadMode, gmesa->LBReadMode); - WRITE(gmesa->buf, GLINTWindow, gmesa->Window); - WRITE(gmesa->buf, FastClearDepth, gmesa->ClearDepth); - WRITE(gmesa->buf, FBWriteMode, FBWriteModeEnable); - - /* Turn on Depth FCP */ - if (gmesa->Window & W_DepthFCP) { - CHECK_DMA_BUFFER(gmesa, 1); - WRITE(gmesa->buf, WindowOr, (gmesa->FrameCount << 9)); - } - - /* Turn off GID clipping if window is not clipped */ - if (gmesa->NotClipped) { - CHECK_DMA_BUFFER(gmesa, 1); - WRITE(gmesa->buf, Rectangle2DControl, 0); - } - } - - if (mask & (BUFFER_BIT_FRONT_LEFT | BUFFER_BIT_BACK_LEFT)) { - int y = gmesa->driScreen->fbHeight - gmesa->driDrawable->y - gmesa->driDrawable->h; - int x = gmesa->driDrawable->x; - int w = gmesa->driDrawable->w; - int h = gmesa->driDrawable->h; - - mask &= ~(BUFFER_BIT_FRONT_LEFT | BUFFER_BIT_BACK_LEFT); - - if (x < 0) { w -= -x; x = 0; } - - /* Turn on GID clipping if window is clipped */ - if (!gmesa->NotClipped) { - CHECK_DMA_BUFFER(gmesa, 1); - WRITE(gmesa->buf, Rectangle2DControl, 1); - } - - CHECK_DMA_BUFFER(gmesa, 18); - WRITE(gmesa->buf, FBBlockColor, gmesa->ClearColor); - WRITE(gmesa->buf, ColorDDAMode, ColorDDADisable); - WRITE(gmesa->buf, FBWriteMode, FBWriteModeEnable); - WRITE(gmesa->buf, DepthMode, 0); - WRITE(gmesa->buf, DeltaMode, 0); - WRITE(gmesa->buf, AlphaBlendMode, 0); -#if 1 - WRITE(gmesa->buf, dY, 1<<16); - WRITE(gmesa->buf, dXDom, 0<<16); - WRITE(gmesa->buf, dXSub, 0<<16); - WRITE(gmesa->buf, StartXSub, (x+w)<<16); - WRITE(gmesa->buf, GLINTCount, h); - WRITE(gmesa->buf, StartXDom, x<<16); - WRITE(gmesa->buf, StartY, y<<16); - WRITE(gmesa->buf, Render, 0x00000048); /* NOT_DONE */ -#else - WRITE(gmesa->buf, Rectangle2DMode, (((h & 0xfff)<<12) | - (w & 0xfff))); - WRITE(gmesa->buf, DrawRectangle2D, (((y & 0xffff)<<16) | - (x & 0xffff))); -#endif - WRITE(gmesa->buf, DepthMode, gmesa->DepthMode); - WRITE(gmesa->buf, DeltaMode, gmesa->DeltaMode); - WRITE(gmesa->buf, AlphaBlendMode, gmesa->AlphaBlendMode); - WRITE(gmesa->buf, ColorDDAMode, gmesa->ColorDDAMode); - - /* Turn off GID clipping if window is clipped */ - if (gmesa->NotClipped) { - CHECK_DMA_BUFFER(gmesa, 1); - WRITE(gmesa->buf, Rectangle2DControl, 0); - } - } - -#ifdef DO_VALIDATE - PROCESS_DMA_BUFFER_TOP_HALF(gmesa); - - DRM_SPINUNLOCK(&gmesa->driScreen->pSAREA->drawable_lock, - gmesa->driScreen->drawLockID); - VALIDATE_DRAWABLE_INFO_NO_LOCK_POST(gmesa); - - PROCESS_DMA_BUFFER_BOTTOM_HALF(gmesa); -#endif - - if ( mask ) - _swrast_Clear( ctx, mask, all, cx, cy, cw, ch ); -} - -/* ============================================================= - * Depth testing - */ - -static void gammaUpdateZMode( GLcontext *ctx ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - u_int32_t z = gmesa->DepthMode; - u_int32_t delta = gmesa->DeltaMode; - u_int32_t window = gmesa->Window; - u_int32_t lbread = gmesa->LBReadMode; - - z &= ~DM_CompareMask; - - switch ( ctx->Depth.Func ) { - case GL_NEVER: - z |= DM_Never; - break; - case GL_ALWAYS: - z |= DM_Always; - break; - case GL_LESS: - z |= DM_Less; - break; - case GL_LEQUAL: - z |= DM_LessEqual; - break; - case GL_EQUAL: - z |= DM_Equal; - break; - case GL_GEQUAL: - z |= DM_GreaterEqual; - break; - case GL_GREATER: - z |= DM_Greater; - break; - case GL_NOTEQUAL: - z |= DM_NotEqual; - break; - } - - if ( ctx->Depth.Test ) { - z |= DepthModeEnable; - delta |= DM_DepthEnable; - window |= W_DepthFCP; - lbread |= LBReadDstEnable; - } else { - z &= ~DepthModeEnable; - delta &= ~DM_DepthEnable; - window &= ~W_DepthFCP; - lbread &= ~LBReadDstEnable; - } - - if ( ctx->Depth.Mask ) { - z |= DM_WriteMask; - } else { - z &= ~DM_WriteMask; - } - -#if 0 - if ( gmesa->DepthMode != z ){ -#endif - gmesa->DepthMode = z; - gmesa->DeltaMode = delta; - gmesa->Window = window; - gmesa->LBReadMode = lbread; - gmesa->dirty |= GAMMA_UPLOAD_DEPTH; -#if 0 - } -#endif -} - -static void gammaDDDepthFunc( GLcontext *ctx, GLenum func ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - - FLUSH_BATCH( gmesa ); - gmesa->new_state |= GAMMA_NEW_DEPTH; -} - -static void gammaDDDepthMask( GLcontext *ctx, GLboolean flag ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - - FLUSH_BATCH( gmesa ); - gmesa->new_state |= GAMMA_NEW_DEPTH; -} - -static void gammaDDClearDepth( GLcontext *ctx, GLclampd d ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - - switch ( gmesa->DepthSize ) { - case 16: - gmesa->ClearDepth = d * 0x0000ffff; - break; - case 24: - gmesa->ClearDepth = d * 0x00ffffff; - break; - case 32: - gmesa->ClearDepth = d * 0xffffffff; - break; - } -} - -static void gammaDDFinish( GLcontext *ctx ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - - FLUSH_DMA_BUFFER(gmesa); -} - -static void gammaDDFlush( GLcontext *ctx ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - - FLUSH_DMA_BUFFER(gmesa); -} - -/* ============================================================= - * Fog - */ - -static void gammaUpdateFogAttrib( GLcontext *ctx ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - u_int32_t f = gmesa->FogMode; - u_int32_t g = gmesa->GeometryMode; - u_int32_t d = gmesa->DeltaMode; - - if (ctx->Fog.Enabled) { - f |= FogModeEnable; - g |= GM_FogEnable; - d |= DM_FogEnable; - } else { - f &= ~FogModeEnable; - g &= ~GM_FogEnable; - d &= ~DM_FogEnable; - } - - g &= ~GM_FogMask; - - switch (ctx->Fog.Mode) { - case GL_LINEAR: - g |= GM_FogLinear; - break; - case GL_EXP: - g |= GM_FogExp; - break; - case GL_EXP2: - g |= GM_FogExpSquared; - break; - } - - if ( gmesa->FogMode != f ) { - gmesa->FogMode = f; - gmesa->dirty |= GAMMA_UPLOAD_FOG; - } - - if ( gmesa->GeometryMode != g ) { - gmesa->GeometryMode = g; - gmesa->dirty |= GAMMA_UPLOAD_GEOMETRY; - } - - if ( gmesa->DeltaMode != d ) { - gmesa->DeltaMode = d; - gmesa->dirty |= GAMMA_UPLOAD_DEPTH; - } -} - -#if 0 -static void gammaDDFogfv( GLcontext *ctx, GLenum pname, const GLfloat *param ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - - FLUSH_BATCH( gmesa ); - gmesa->new_state |= GAMMA_NEW_FOG; -} -#endif - -/* ============================================================= - * Lines - */ -static void gammaDDLineWidth( GLcontext *ctx, GLfloat width ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - - CHECK_DMA_BUFFER(gmesa, 3); - WRITE(gmesa->buf, LineWidth, (GLuint)width); - WRITEF(gmesa->buf, AAlineWidth, width); - WRITE(gmesa->buf, LineWidthOffset, (GLuint)(width-1)/2); -} - -static void gammaDDLineStipple( GLcontext *ctx, GLint factor, GLushort pattern ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - - gmesa->LineMode &= ~(LM_StippleMask | LM_RepeatFactorMask); - gmesa->LineMode |= ((GLuint)(factor - 1) << 1) | ((GLuint)pattern << 10); - - gmesa->dirty |= GAMMA_UPLOAD_LINEMODE; -} - - - -/* ============================================================= - * Points - */ -static void gammaDDPointSize( GLcontext *ctx, GLfloat size ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - - CHECK_DMA_BUFFER(gmesa, 2); - WRITE(gmesa->buf, PointSize, (GLuint)size); - WRITEF(gmesa->buf, AApointSize, size); -} - -/* ============================================================= - * Polygon - */ - -static void gammaUpdatePolygon( GLcontext *ctx ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - u_int32_t g = gmesa->GeometryMode; - - g &= ~(GM_PolyOffsetFillEnable | GM_PolyOffsetPointEnable | - GM_PolyOffsetLineEnable); - - if (ctx->Polygon.OffsetFill) g |= GM_PolyOffsetFillEnable; - if (ctx->Polygon.OffsetPoint) g |= GM_PolyOffsetPointEnable; - if (ctx->Polygon.OffsetLine) g |= GM_PolyOffsetLineEnable; - - g &= ~GM_FB_PolyMask; - - switch (ctx->Polygon.FrontMode) { - case GL_FILL: - g |= GM_FrontPolyFill; - break; - case GL_LINE: - g |= GM_FrontPolyLine; - break; - case GL_POINT: - g |= GM_FrontPolyPoint; - break; - } - - switch (ctx->Polygon.BackMode) { - case GL_FILL: - g |= GM_BackPolyFill; - break; - case GL_LINE: - g |= GM_BackPolyLine; - break; - case GL_POINT: - g |= GM_BackPolyPoint; - break; - } - - if ( gmesa->GeometryMode != g ) { - gmesa->GeometryMode = g; - gmesa->dirty |= GAMMA_UPLOAD_GEOMETRY; - } - - gmesa->dirty |= GAMMA_UPLOAD_POLYGON; -} - -static void gammaDDPolygonMode( GLcontext *ctx, GLenum face, GLenum mode) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - - FLUSH_BATCH( gmesa ); - - gmesa->new_state |= GAMMA_NEW_POLYGON; -} - -static void gammaUpdateStipple( GLcontext *ctx ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - - FLUSH_BATCH( gmesa ); - - if (ctx->Polygon.StippleFlag) { - gmesa->AreaStippleMode |= AreaStippleModeEnable/* | ASM_X32 | ASM_Y32*/; - } else { - gmesa->AreaStippleMode &= ~AreaStippleModeEnable; - } - - gmesa->dirty |= GAMMA_UPLOAD_STIPPLE; -} - -static void gammaDDPolygonStipple( GLcontext *ctx, const GLubyte *mask) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - FLUSH_BATCH( gmesa ); - gmesa->new_state |= GAMMA_NEW_STIPPLE; -} - -/* ============================================================= - * Clipping - */ - -static void gammaUpdateClipping( GLcontext *ctx ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - GLint x1, y1, x2, y2; - - if ( gmesa->driDrawable ) { - x1 = gmesa->driDrawable->x + ctx->Scissor.X; - y1 = gmesa->driScreen->fbHeight - - (gmesa->driDrawable->y + - gmesa->driDrawable->h) + ctx->Scissor.Y; - x2 = x1 + ctx->Scissor.Width; - y2 = y1 + ctx->Scissor.Height; - - gmesa->ScissorMinXY = x1 | (y1 << 16); - gmesa->ScissorMaxXY = x2 | (y2 << 16); - if (ctx->Scissor.Enabled) - gmesa->ScissorMode |= UserScissorEnable; - else - gmesa->ScissorMode &= ~UserScissorEnable; - - gmesa->dirty |= GAMMA_UPLOAD_CLIP; - } -} - -static void gammaDDScissor( GLcontext *ctx, - GLint x, GLint y, GLsizei w, GLsizei h ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - - FLUSH_BATCH( gmesa ); - gmesa->new_state |= GAMMA_NEW_CLIP; -} - -/* ============================================================= - * Culling - */ - -static void gammaUpdateCull( GLcontext *ctx ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - u_int32_t g = gmesa->GeometryMode; - - g &= ~(GM_PolyCullMask | GM_FFMask); - - if (ctx->Polygon.FrontFace == GL_CCW) { - g |= GM_FrontFaceCCW; - } else { - g |= GM_FrontFaceCW; - } - - switch ( ctx->Polygon.CullFaceMode ) { - case GL_FRONT: - g |= GM_PolyCullFront; - break; - case GL_BACK: - g |= GM_PolyCullBack; - break; - case GL_FRONT_AND_BACK: - g |= GM_PolyCullBoth; - break; - } - - if ( ctx->Polygon.CullFlag ) { - g |= GM_PolyCullEnable; - } else { - g &= ~GM_PolyCullEnable; - } - - if ( gmesa->GeometryMode != g ) { - gmesa->GeometryMode = g; - gmesa->dirty |= GAMMA_UPLOAD_GEOMETRY; - } -} - -static void gammaDDCullFace( GLcontext *ctx, GLenum mode ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - - FLUSH_BATCH( gmesa ); - gmesa->new_state |= GAMMA_NEW_CULL; -} - -static void gammaDDFrontFace( GLcontext *ctx, GLenum mode ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - - FLUSH_BATCH( gmesa ); - gmesa->new_state |= GAMMA_NEW_CULL; -} - -/* ============================================================= - * Masks - */ - -static void gammaUpdateMasks( GLcontext *ctx ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - - - GLuint mask = gammaPackColor( gmesa->gammaScreen->cpp, - ctx->Color.ColorMask[RCOMP], - ctx->Color.ColorMask[GCOMP], - ctx->Color.ColorMask[BCOMP], - ctx->Color.ColorMask[ACOMP] ); - - if (gmesa->gammaScreen->cpp == 2) mask |= mask << 16; - - if ( gmesa->FBHardwareWriteMask != mask ) { - gmesa->FBHardwareWriteMask = mask; - gmesa->dirty |= GAMMA_UPLOAD_MASKS; - } -} - -static void gammaDDColorMask( GLcontext *ctx, GLboolean r, GLboolean g, - GLboolean b, GLboolean a) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - - FLUSH_BATCH( gmesa ); - gmesa->new_state |= GAMMA_NEW_MASKS; -} - -/* ============================================================= - * Rendering attributes - * - * We really don't want to recalculate all this every time we bind a - * texture. These things shouldn't change all that often, so it makes - * sense to break them out of the core texture state update routines. - */ - -#if ENABLELIGHTING -static void gammaDDLightfv(GLcontext *ctx, GLenum light, GLenum pname, - const GLfloat *params, GLint nParams) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - GLfloat l,x,y,z,w; - - switch(light) { - case GL_LIGHT0: - switch (pname) { - case GL_AMBIENT: - CHECK_DMA_BUFFER(gmesa, 3); - /* We don't do alpha */ - WRITEF(gmesa->buf, Light0AmbientIntensityBlue, params[2]); - WRITEF(gmesa->buf, Light0AmbientIntensityGreen, params[1]); - WRITEF(gmesa->buf, Light0AmbientIntensityRed, params[0]); - break; - case GL_DIFFUSE: - CHECK_DMA_BUFFER(gmesa, 3); - /* We don't do alpha */ - WRITEF(gmesa->buf, Light0DiffuseIntensityBlue, params[2]); - WRITEF(gmesa->buf, Light0DiffuseIntensityGreen, params[1]); - WRITEF(gmesa->buf, Light0DiffuseIntensityRed, params[0]); - break; - case GL_SPECULAR: - CHECK_DMA_BUFFER(gmesa, 3); - /* We don't do alpha */ - WRITEF(gmesa->buf, Light0SpecularIntensityBlue, params[2]); - WRITEF(gmesa->buf, Light0SpecularIntensityGreen, params[1]); - WRITEF(gmesa->buf, Light0SpecularIntensityRed, params[0]); - break; - case GL_POSITION: - /* Normalize <x,y,z> */ - x = params[0]; y = params[1]; z = params[2]; w = params[3]; - l = sqrt(x*x + y*y + z*z + w*w); - w /= l; - x /= l; - y /= l; - z /= l; - if (params[3] != 0.0) { - gmesa->Light0Mode |= Light0ModeAttenuation; - gmesa->Light0Mode |= Light0ModeLocal; - } else { - gmesa->Light0Mode &= ~Light0ModeAttenuation; - gmesa->Light0Mode &= ~Light0ModeLocal; - } - CHECK_DMA_BUFFER(gmesa, 5); - WRITE(gmesa->buf, Light0Mode, gmesa->Light0Mode); - WRITEF(gmesa->buf, Light0PositionW, w); - WRITEF(gmesa->buf, Light0PositionZ, z); - WRITEF(gmesa->buf, Light0PositionY, y); - WRITEF(gmesa->buf, Light0PositionX, x); - break; - case GL_SPOT_DIRECTION: - CHECK_DMA_BUFFER(gmesa, 3); - /* WRITEF(gmesa->buf, Light0SpotlightDirectionW, params[3]); */ - WRITEF(gmesa->buf, Light0SpotlightDirectionZ, params[2]); - WRITEF(gmesa->buf, Light0SpotlightDirectionY, params[1]); - WRITEF(gmesa->buf, Light0SpotlightDirectionX, params[0]); - break; - case GL_SPOT_EXPONENT: - CHECK_DMA_BUFFER(gmesa, 1); - WRITEF(gmesa->buf, Light0SpotlightExponent, params[0]); - break; - case GL_SPOT_CUTOFF: - if (params[0] != 180.0) - gmesa->Light0Mode |= Light0ModeSpotLight; - else - gmesa->Light0Mode &= ~Light0ModeSpotLight; - CHECK_DMA_BUFFER(gmesa, 2); - WRITE(gmesa->buf, Light0Mode, gmesa->Light0Mode); - WRITEF(gmesa->buf, Light0CosSpotlightCutoffAngle, cos(params[0]*DEG2RAD)); - break; - case GL_CONSTANT_ATTENUATION: - CHECK_DMA_BUFFER(gmesa, 1); - WRITEF(gmesa->buf, Light0ConstantAttenuation, params[0]); - break; - case GL_LINEAR_ATTENUATION: - CHECK_DMA_BUFFER(gmesa, 1); - WRITEF(gmesa->buf, Light0LinearAttenuation, params[0]); - break; - case GL_QUADRATIC_ATTENUATION: - CHECK_DMA_BUFFER(gmesa, 1); - WRITEF(gmesa->buf, Light0QuadraticAttenuation, params[0]); - break; - } - break; - } -} - -static void gammaDDLightModelfv( GLcontext *ctx, GLenum pname, - const GLfloat *params ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - - switch (pname) { - case GL_LIGHT_MODEL_AMBIENT: - CHECK_DMA_BUFFER(gmesa, 3); - /* We don't do alpha */ - WRITEF(gmesa->buf, SceneAmbientColorBlue, params[2]); - WRITEF(gmesa->buf, SceneAmbientColorGreen, params[1]); - WRITEF(gmesa->buf, SceneAmbientColorRed, params[0]); - break; - case GL_LIGHT_MODEL_LOCAL_VIEWER: - if (params[0] != 0.0) - gmesa->LightingMode |= LightingModeLocalViewer; - else - gmesa->LightingMode &= ~LightingModeLocalViewer; - CHECK_DMA_BUFFER(gmesa, 1); - WRITE(gmesa->buf, LightingMode, gmesa->LightingMode); - break; - case GL_LIGHT_MODEL_TWO_SIDE: - if (params[0] == 1.0f) { - gmesa->LightingMode |= LightingModeTwoSides; - gmesa->MaterialMode |= MaterialModeTwoSides; - } else { - gmesa->LightingMode &= ~LightingModeTwoSides; - gmesa->MaterialMode &= ~MaterialModeTwoSides; - } - CHECK_DMA_BUFFER(gmesa, 2); - WRITE(gmesa->buf, LightingMode, gmesa->LightingMode); - WRITE(gmesa->buf, MaterialMode, gmesa->MaterialMode); - break; - } -} -#endif - -static void gammaDDShadeModel( GLcontext *ctx, GLenum mode ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - u_int32_t g = gmesa->GeometryMode; - u_int32_t c = gmesa->ColorDDAMode; - - g &= ~GM_ShadingMask; - c &= ~ColorDDAShadingMask; - - switch ( mode ) { - case GL_FLAT: - g |= GM_FlatShading; - c |= ColorDDAFlat; - break; - case GL_SMOOTH: - g |= GM_GouraudShading; - c |= ColorDDAGouraud; - break; - default: - return; - } - - if ( gmesa->ColorDDAMode != c ) { - FLUSH_BATCH( gmesa ); - gmesa->ColorDDAMode = c; - - gmesa->dirty |= GAMMA_UPLOAD_SHADE; - } - - if ( gmesa->GeometryMode != g ) { - FLUSH_BATCH( gmesa ); - gmesa->GeometryMode = g; - - gmesa->dirty |= GAMMA_UPLOAD_GEOMETRY; - } -} - -/* ============================================================= - * Miscellaneous - */ - -static void gammaDDClearColor( GLcontext *ctx, const GLfloat color[4]) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - GLubyte c[4]; - UNCLAMPED_FLOAT_TO_UBYTE(c[0], color[0]); - UNCLAMPED_FLOAT_TO_UBYTE(c[1], color[1]); - UNCLAMPED_FLOAT_TO_UBYTE(c[2], color[2]); - UNCLAMPED_FLOAT_TO_UBYTE(c[3], color[3]); - - gmesa->ClearColor = gammaPackColor( gmesa->gammaScreen->cpp, - c[0], c[1], c[2], c[3] ); - - if (gmesa->gammaScreen->cpp == 2) gmesa->ClearColor |= gmesa->ClearColor<<16; -} - - -static void gammaDDLogicalOpcode( GLcontext *ctx, GLenum opcode ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - - FLUSH_BATCH( gmesa ); - - if ( ctx->Color.ColorLogicOpEnabled ) { - gmesa->LogicalOpMode = opcode << 1 | LogicalOpModeEnable; - } else { - gmesa->LogicalOpMode = LogicalOpModeDisable; - } - - gmesa->dirty |= GAMMA_UPLOAD_LOGICOP; -} - -static void gammaDDDrawBuffer( GLcontext *ctx, GLenum mode ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - - FLUSH_BATCH( gmesa ); - - switch ( mode ) { - case GL_FRONT_LEFT: - gmesa->drawOffset = gmesa->readOffset = 0; - break; - case GL_BACK_LEFT: - gmesa->drawOffset = gmesa->readOffset = gmesa->driScreen->fbHeight * gmesa->driScreen->fbWidth * gmesa->gammaScreen->cpp; - break; - } -} - -static void gammaDDReadBuffer( GLcontext *ctx, GLenum mode ) -{ - /* XXX anything? */ -} - -/* ============================================================= - * Window position and viewport transformation - */ - -void gammaUpdateWindow( GLcontext *ctx ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - __DRIdrawablePrivate *dPriv = gmesa->driDrawable; - GLfloat xoffset = (GLfloat)dPriv->x; - GLfloat yoffset = gmesa->driScreen->fbHeight - (GLfloat)dPriv->y - dPriv->h; - const GLfloat *v = ctx->Viewport._WindowMap.m; - - GLfloat sx = v[MAT_SX]; - GLfloat tx = v[MAT_TX] + xoffset; - GLfloat sy = v[MAT_SY]; - GLfloat ty = v[MAT_TY] + yoffset; - GLfloat sz = v[MAT_SZ] * gmesa->depth_scale; - GLfloat tz = v[MAT_TZ] * gmesa->depth_scale; - - gmesa->dirty |= GAMMA_UPLOAD_VIEWPORT; - - gmesa->ViewportScaleX = sx; - gmesa->ViewportScaleY = sy; - gmesa->ViewportScaleZ = sz; - gmesa->ViewportOffsetX = tx; - gmesa->ViewportOffsetY = ty; - gmesa->ViewportOffsetZ = tz; -} - - - -static void gammaDDViewport( GLcontext *ctx, GLint x, GLint y, - GLsizei width, GLsizei height ) -{ - /* update size of Mesa/software ancillary buffers */ - _mesa_ResizeBuffersMESA(); - gammaUpdateWindow( ctx ); -} - -static void gammaDDDepthRange( GLcontext *ctx, GLclampd nearval, - GLclampd farval ) -{ - gammaUpdateWindow( ctx ); -} - -void gammaUpdateViewportOffset( GLcontext *ctx ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - __DRIdrawablePrivate *dPriv = gmesa->driDrawable; - GLfloat xoffset = (GLfloat)dPriv->x; - GLfloat yoffset = gmesa->driScreen->fbHeight - (GLfloat)dPriv->y - dPriv->h; - const GLfloat *v = ctx->Viewport._WindowMap.m; - - GLfloat tx = v[MAT_TX] + xoffset; - GLfloat ty = v[MAT_TY] + yoffset; - - if ( gmesa->ViewportOffsetX != tx || - gmesa->ViewportOffsetY != ty ) - { - gmesa->ViewportOffsetX = tx; - gmesa->ViewportOffsetY = ty; - - gmesa->new_state |= GAMMA_NEW_WINDOW; - } - - gmesa->new_state |= GAMMA_NEW_CLIP; -} - -#if 0 -/* - * Matrix - */ - -static void gammaLoadHWMatrix(GLcontext *ctx) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - const GLfloat *m; - - gmesa->TransformMode &= ~XM_XformTexture; - - switch (ctx->Transform.MatrixMode) { - case GL_MODELVIEW: - gmesa->TransformMode |= XM_UseModelViewMatrix; - m = ctx->ModelviewMatrixStack.Top->m; - CHECK_DMA_BUFFER(gmesa, 16); - WRITEF(gmesa->buf, ModelViewMatrix0, m[0]); - WRITEF(gmesa->buf, ModelViewMatrix1, m[1]); - WRITEF(gmesa->buf, ModelViewMatrix2, m[2]); - WRITEF(gmesa->buf, ModelViewMatrix3, m[3]); - WRITEF(gmesa->buf, ModelViewMatrix4, m[4]); - WRITEF(gmesa->buf, ModelViewMatrix5, m[5]); - WRITEF(gmesa->buf, ModelViewMatrix6, m[6]); - WRITEF(gmesa->buf, ModelViewMatrix7, m[7]); - WRITEF(gmesa->buf, ModelViewMatrix8, m[8]); - WRITEF(gmesa->buf, ModelViewMatrix9, m[9]); - WRITEF(gmesa->buf, ModelViewMatrix10, m[10]); - WRITEF(gmesa->buf, ModelViewMatrix11, m[11]); - WRITEF(gmesa->buf, ModelViewMatrix12, m[12]); - WRITEF(gmesa->buf, ModelViewMatrix13, m[13]); - WRITEF(gmesa->buf, ModelViewMatrix14, m[14]); - WRITEF(gmesa->buf, ModelViewMatrix15, m[15]); - break; - case GL_PROJECTION: - m = ctx->ProjectionMatrixStack.Top->m; - CHECK_DMA_BUFFER(gmesa, 16); - WRITEF(gmesa->buf, ModelViewProjectionMatrix0, m[0]); - WRITEF(gmesa->buf, ModelViewProjectionMatrix1, m[1]); - WRITEF(gmesa->buf, ModelViewProjectionMatrix2, m[2]); - WRITEF(gmesa->buf, ModelViewProjectionMatrix3, m[3]); - WRITEF(gmesa->buf, ModelViewProjectionMatrix4, m[4]); - WRITEF(gmesa->buf, ModelViewProjectionMatrix5, m[5]); - WRITEF(gmesa->buf, ModelViewProjectionMatrix6, m[6]); - WRITEF(gmesa->buf, ModelViewProjectionMatrix7, m[7]); - WRITEF(gmesa->buf, ModelViewProjectionMatrix8, m[8]); - WRITEF(gmesa->buf, ModelViewProjectionMatrix9, m[9]); - WRITEF(gmesa->buf, ModelViewProjectionMatrix10, m[10]); - WRITEF(gmesa->buf, ModelViewProjectionMatrix11, m[11]); - WRITEF(gmesa->buf, ModelViewProjectionMatrix12, m[12]); - WRITEF(gmesa->buf, ModelViewProjectionMatrix13, m[13]); - WRITEF(gmesa->buf, ModelViewProjectionMatrix14, m[14]); - WRITEF(gmesa->buf, ModelViewProjectionMatrix15, m[15]); - break; - case GL_TEXTURE: - m = ctx->TextureMatrixStack[0].Top->m; - CHECK_DMA_BUFFER(gmesa, 16); - gmesa->TransformMode |= XM_XformTexture; - WRITEF(gmesa->buf, TextureMatrix0, m[0]); - WRITEF(gmesa->buf, TextureMatrix1, m[1]); - WRITEF(gmesa->buf, TextureMatrix2, m[2]); - WRITEF(gmesa->buf, TextureMatrix3, m[3]); - WRITEF(gmesa->buf, TextureMatrix4, m[4]); - WRITEF(gmesa->buf, TextureMatrix5, m[5]); - WRITEF(gmesa->buf, TextureMatrix6, m[6]); - WRITEF(gmesa->buf, TextureMatrix7, m[7]); - WRITEF(gmesa->buf, TextureMatrix8, m[8]); - WRITEF(gmesa->buf, TextureMatrix9, m[9]); - WRITEF(gmesa->buf, TextureMatrix10, m[10]); - WRITEF(gmesa->buf, TextureMatrix11, m[11]); - WRITEF(gmesa->buf, TextureMatrix12, m[12]); - WRITEF(gmesa->buf, TextureMatrix13, m[13]); - WRITEF(gmesa->buf, TextureMatrix14, m[14]); - WRITEF(gmesa->buf, TextureMatrix15, m[15]); - break; - - default: - /* ERROR!!! -- how did this happen? */ - break; - } - - gmesa->dirty |= GAMMA_UPLOAD_TRANSFORM; -} -#endif - -/* ============================================================= - * State enable/disable - */ - -static void gammaDDEnable( GLcontext *ctx, GLenum cap, GLboolean state ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - - switch ( cap ) { - case GL_ALPHA_TEST: - case GL_BLEND: - FLUSH_BATCH( gmesa ); - gmesa->new_state |= GAMMA_NEW_ALPHA; - break; - - case GL_CULL_FACE: - FLUSH_BATCH( gmesa ); - gmesa->new_state |= GAMMA_NEW_CULL; - break; - - case GL_DEPTH_TEST: - FLUSH_BATCH( gmesa ); - gmesa->new_state |= GAMMA_NEW_DEPTH; - break; - - case GL_DITHER: - do { - u_int32_t d = gmesa->DitherMode; - FLUSH_BATCH( gmesa ); - - if ( state ) { - d |= DM_DitherEnable; - } else { - d &= ~DM_DitherEnable; - } - - if ( gmesa->DitherMode != d ) { - gmesa->DitherMode = d; - gmesa->dirty |= GAMMA_UPLOAD_DITHER; - } - } while (0); - break; - -#if 0 - case GL_FOG: - FLUSH_BATCH( gmesa ); - gmesa->new_state |= GAMMA_NEW_FOG; - break; -#endif - - case GL_INDEX_LOGIC_OP: - case GL_COLOR_LOGIC_OP: - FLUSH_BATCH( gmesa ); - gmesa->new_state |= GAMMA_NEW_LOGICOP; - break; - -#if ENABLELIGHTING - case GL_LIGHTING: - do { - u_int32_t l = gmesa->LightingMode; - FLUSH_BATCH( gmesa ); - - if ( state ) { - l |= LightingModeEnable; - } else { - l &= ~LightingModeEnable; - } - - if ( gmesa->LightingMode != l ) { - gmesa->LightingMode = l; - gmesa->dirty |= GAMMA_UPLOAD_LIGHT; - } - } while (0); - break; - - case GL_COLOR_MATERIAL: - do { - u_int32_t m = gmesa->MaterialMode; - FLUSH_BATCH( gmesa ); - - if ( state ) { - m |= MaterialModeEnable; - } else { - m &= ~MaterialModeEnable; - } - - if ( gmesa->MaterialMode != m ) { - gmesa->MaterialMode = m; - gmesa->dirty |= GAMMA_UPLOAD_LIGHT; - } - } while (0); - break; -#endif - - case GL_LINE_SMOOTH: - FLUSH_BATCH( gmesa ); - if ( state ) { - gmesa->AntialiasMode |= AntialiasModeEnable; - gmesa->LineMode |= LM_AntialiasEnable; - } else { - gmesa->AntialiasMode &= ~AntialiasModeEnable; - gmesa->LineMode &= ~LM_AntialiasEnable; - } - gmesa->dirty |= GAMMA_UPLOAD_LINEMODE; - break; - - case GL_POINT_SMOOTH: - FLUSH_BATCH( gmesa ); - if ( state ) { - gmesa->AntialiasMode |= AntialiasModeEnable; - gmesa->PointMode |= PM_AntialiasEnable; - } else { - gmesa->AntialiasMode &= ~AntialiasModeEnable; - gmesa->PointMode &= ~PM_AntialiasEnable; - } - gmesa->dirty |= GAMMA_UPLOAD_POINTMODE; - break; - - case GL_POLYGON_SMOOTH: - FLUSH_BATCH( gmesa ); - if ( state ) { - gmesa->AntialiasMode |= AntialiasModeEnable; - gmesa->TriangleMode |= TM_AntialiasEnable; - } else { - gmesa->AntialiasMode &= ~AntialiasModeEnable; - gmesa->TriangleMode &= ~TM_AntialiasEnable; - } - gmesa->dirty |= GAMMA_UPLOAD_TRIMODE; - break; - - case GL_SCISSOR_TEST: - FLUSH_BATCH( gmesa ); - gmesa->new_state |= GAMMA_NEW_CLIP; - break; - - case GL_POLYGON_OFFSET_FILL: - case GL_POLYGON_OFFSET_POINT: - case GL_POLYGON_OFFSET_LINE: - FLUSH_BATCH( gmesa ); - gmesa->new_state |= GAMMA_NEW_POLYGON; - break; - - case GL_LINE_STIPPLE: - FLUSH_BATCH( gmesa ); - if ( state ) - gmesa->LineMode |= LM_StippleEnable; - else - gmesa->LineMode &= ~LM_StippleEnable; - gmesa->dirty |= GAMMA_UPLOAD_LINEMODE; - break; - - case GL_POLYGON_STIPPLE: - FLUSH_BATCH( gmesa ); - gmesa->new_state |= GAMMA_NEW_STIPPLE; - break; - - default: - return; - } -} - -/* ============================================================= - * State initialization, management - */ - - -/* - * Load the current context's state into the hardware. - * - * NOTE: Be VERY careful about ensuring the context state is marked for - * upload, the only place it shouldn't be uploaded is when the setup - * state has changed in ReducedPrimitiveChange as this comes right after - * a state update. - * - * Blits of any type should always upload the context and masks after - * they are done. - */ -void gammaEmitHwState( gammaContextPtr gmesa ) -{ - if (!gmesa->driDrawable) return; - - if (!gmesa->dirty) return; - -#ifdef DO_VALIDATE - /* Flush any partially filled buffers */ - FLUSH_DMA_BUFFER(gmesa); - - DRM_SPINLOCK(&gmesa->driScreen->pSAREA->drawable_lock, - gmesa->driScreen->drawLockID); - VALIDATE_DRAWABLE_INFO_NO_LOCK(gmesa); -#endif - - if (gmesa->dirty & GAMMA_UPLOAD_VIEWPORT) { - gmesa->dirty &= ~GAMMA_UPLOAD_VIEWPORT; - CHECK_DMA_BUFFER(gmesa, 6); - WRITEF(gmesa->buf, ViewPortOffsetX, gmesa->ViewportOffsetX); - WRITEF(gmesa->buf, ViewPortOffsetY, gmesa->ViewportOffsetY); - WRITEF(gmesa->buf, ViewPortOffsetZ, gmesa->ViewportOffsetZ); - WRITEF(gmesa->buf, ViewPortScaleX, gmesa->ViewportScaleX); - WRITEF(gmesa->buf, ViewPortScaleY, gmesa->ViewportScaleY); - WRITEF(gmesa->buf, ViewPortScaleZ, gmesa->ViewportScaleZ); - } - if ( (gmesa->dirty & GAMMA_UPLOAD_POINTMODE) || - (gmesa->dirty & GAMMA_UPLOAD_LINEMODE) || - (gmesa->dirty & GAMMA_UPLOAD_TRIMODE) ) { - CHECK_DMA_BUFFER(gmesa, 1); - WRITE(gmesa->buf, AntialiasMode, gmesa->AntialiasMode); - } - if (gmesa->dirty & GAMMA_UPLOAD_POINTMODE) { - gmesa->dirty &= ~GAMMA_UPLOAD_POINTMODE; - CHECK_DMA_BUFFER(gmesa, 1); - WRITE(gmesa->buf, PointMode, gmesa->PointMode); - } - if (gmesa->dirty & GAMMA_UPLOAD_LINEMODE) { - gmesa->dirty &= ~GAMMA_UPLOAD_LINEMODE; - CHECK_DMA_BUFFER(gmesa, 2); - WRITE(gmesa->buf, LineMode, gmesa->LineMode); - WRITE(gmesa->buf, LineStippleMode, gmesa->LineMode); - } - if (gmesa->dirty & GAMMA_UPLOAD_TRIMODE) { - gmesa->dirty &= ~GAMMA_UPLOAD_TRIMODE; - CHECK_DMA_BUFFER(gmesa, 1); - WRITE(gmesa->buf, TriangleMode, gmesa->TriangleMode); - } - if (gmesa->dirty & GAMMA_UPLOAD_FOG) { - GLchan c[3], col; - UNCLAMPED_FLOAT_TO_RGB_CHAN( c, gmesa->glCtx->Fog.Color ); - col = gammaPackColor(4, c[0], c[1], c[2], 0); - gmesa->dirty &= ~GAMMA_UPLOAD_FOG; - CHECK_DMA_BUFFER(gmesa, 5); -#if 0 - WRITE(gmesa->buf, FogMode, gmesa->FogMode); - WRITE(gmesa->buf, FogColor, col); - WRITEF(gmesa->buf, FStart, gmesa->glCtx->Fog.Start); -#endif - WRITEF(gmesa->buf, FogEnd, gmesa->glCtx->Fog.End); - WRITEF(gmesa->buf, FogDensity, gmesa->glCtx->Fog.Density); - WRITEF(gmesa->buf, FogScale, - 1.0f/(gmesa->glCtx->Fog.End - gmesa->glCtx->Fog.Start)); - } - if (gmesa->dirty & GAMMA_UPLOAD_DITHER) { - gmesa->dirty &= ~GAMMA_UPLOAD_DITHER; - CHECK_DMA_BUFFER(gmesa, 1); - WRITE(gmesa->buf, DitherMode, gmesa->DitherMode); - } - if (gmesa->dirty & GAMMA_UPLOAD_LOGICOP) { - gmesa->dirty &= ~GAMMA_UPLOAD_LOGICOP; - CHECK_DMA_BUFFER(gmesa, 1); - WRITE(gmesa->buf, LogicalOpMode, gmesa->LogicalOpMode); - } - if (gmesa->dirty & GAMMA_UPLOAD_CLIP) { - gmesa->dirty &= ~GAMMA_UPLOAD_CLIP; - CHECK_DMA_BUFFER(gmesa, 3); - WRITE(gmesa->buf, ScissorMinXY, gmesa->ScissorMinXY); - WRITE(gmesa->buf, ScissorMaxXY, gmesa->ScissorMaxXY); - WRITE(gmesa->buf, ScissorMode, gmesa->ScissorMode); - } - if (gmesa->dirty & GAMMA_UPLOAD_MASKS) { - gmesa->dirty &= ~GAMMA_UPLOAD_MASKS; - CHECK_DMA_BUFFER(gmesa, 1); - WRITE(gmesa->buf, FBHardwareWriteMask, gmesa->FBHardwareWriteMask); - } - if (gmesa->dirty & GAMMA_UPLOAD_ALPHA) { - gmesa->dirty &= ~GAMMA_UPLOAD_ALPHA; - CHECK_DMA_BUFFER(gmesa, 1); - WRITE(gmesa->buf, AlphaTestMode, gmesa->AlphaTestMode); - } - if (gmesa->dirty & GAMMA_UPLOAD_BLEND) { - gmesa->dirty &= ~GAMMA_UPLOAD_BLEND; - CHECK_DMA_BUFFER(gmesa, 1); - WRITE(gmesa->buf, AlphaBlendMode, gmesa->AlphaBlendMode); - } - CHECK_DMA_BUFFER(gmesa, 1); - if (gmesa->glCtx->Color.BlendEnabled || gmesa->glCtx->Color.AlphaEnabled) { - WRITE(gmesa->buf, FBReadMode, gmesa->FBReadMode | gmesa->AB_FBReadMode_Save); - } else { - WRITE(gmesa->buf, FBReadMode, gmesa->FBReadMode); - } - if (gmesa->dirty & GAMMA_UPLOAD_LIGHT) { - gmesa->dirty &= ~GAMMA_UPLOAD_LIGHT; - CHECK_DMA_BUFFER(gmesa, 2); - WRITE(gmesa->buf, LightingMode, gmesa->LightingMode); - WRITE(gmesa->buf, MaterialMode, gmesa->MaterialMode); - } - if (gmesa->dirty & GAMMA_UPLOAD_SHADE) { - gmesa->dirty &= ~GAMMA_UPLOAD_SHADE; - CHECK_DMA_BUFFER(gmesa, 1); - WRITE(gmesa->buf, ColorDDAMode, gmesa->ColorDDAMode); - } - if (gmesa->dirty & GAMMA_UPLOAD_POLYGON) { - gmesa->dirty &= ~GAMMA_UPLOAD_POLYGON; - CHECK_DMA_BUFFER(gmesa, 2); - WRITEF(gmesa->buf, PolygonOffsetBias, gmesa->glCtx->Polygon.OffsetUnits); - WRITEF(gmesa->buf, PolygonOffsetFactor, gmesa->glCtx->Polygon.OffsetFactor); - } - if (gmesa->dirty & GAMMA_UPLOAD_STIPPLE) { - gmesa->dirty &= ~GAMMA_UPLOAD_STIPPLE; - CHECK_DMA_BUFFER(gmesa, 33); - WRITE(gmesa->buf, AreaStippleMode, gmesa->AreaStippleMode); - WRITE(gmesa->buf, AreaStipplePattern0, gmesa->glCtx->PolygonStipple[0]); - WRITE(gmesa->buf, AreaStipplePattern1, gmesa->glCtx->PolygonStipple[1]); - WRITE(gmesa->buf, AreaStipplePattern2, gmesa->glCtx->PolygonStipple[2]); - WRITE(gmesa->buf, AreaStipplePattern3, gmesa->glCtx->PolygonStipple[3]); - WRITE(gmesa->buf, AreaStipplePattern4, gmesa->glCtx->PolygonStipple[4]); - WRITE(gmesa->buf, AreaStipplePattern5, gmesa->glCtx->PolygonStipple[5]); - WRITE(gmesa->buf, AreaStipplePattern6, gmesa->glCtx->PolygonStipple[6]); - WRITE(gmesa->buf, AreaStipplePattern7, gmesa->glCtx->PolygonStipple[7]); - WRITE(gmesa->buf, AreaStipplePattern8, gmesa->glCtx->PolygonStipple[8]); - WRITE(gmesa->buf, AreaStipplePattern9, gmesa->glCtx->PolygonStipple[9]); - WRITE(gmesa->buf, AreaStipplePattern10, gmesa->glCtx->PolygonStipple[10]); - WRITE(gmesa->buf, AreaStipplePattern11, gmesa->glCtx->PolygonStipple[11]); - WRITE(gmesa->buf, AreaStipplePattern12, gmesa->glCtx->PolygonStipple[12]); - WRITE(gmesa->buf, AreaStipplePattern13, gmesa->glCtx->PolygonStipple[13]); - WRITE(gmesa->buf, AreaStipplePattern14, gmesa->glCtx->PolygonStipple[14]); - WRITE(gmesa->buf, AreaStipplePattern15, gmesa->glCtx->PolygonStipple[15]); - WRITE(gmesa->buf, AreaStipplePattern16, gmesa->glCtx->PolygonStipple[16]); - WRITE(gmesa->buf, AreaStipplePattern17, gmesa->glCtx->PolygonStipple[17]); - WRITE(gmesa->buf, AreaStipplePattern18, gmesa->glCtx->PolygonStipple[18]); - WRITE(gmesa->buf, AreaStipplePattern19, gmesa->glCtx->PolygonStipple[19]); - WRITE(gmesa->buf, AreaStipplePattern20, gmesa->glCtx->PolygonStipple[20]); - WRITE(gmesa->buf, AreaStipplePattern21, gmesa->glCtx->PolygonStipple[21]); - WRITE(gmesa->buf, AreaStipplePattern22, gmesa->glCtx->PolygonStipple[22]); - WRITE(gmesa->buf, AreaStipplePattern23, gmesa->glCtx->PolygonStipple[23]); - WRITE(gmesa->buf, AreaStipplePattern24, gmesa->glCtx->PolygonStipple[24]); - WRITE(gmesa->buf, AreaStipplePattern25, gmesa->glCtx->PolygonStipple[25]); - WRITE(gmesa->buf, AreaStipplePattern26, gmesa->glCtx->PolygonStipple[26]); - WRITE(gmesa->buf, AreaStipplePattern27, gmesa->glCtx->PolygonStipple[27]); - WRITE(gmesa->buf, AreaStipplePattern28, gmesa->glCtx->PolygonStipple[28]); - WRITE(gmesa->buf, AreaStipplePattern29, gmesa->glCtx->PolygonStipple[29]); - WRITE(gmesa->buf, AreaStipplePattern30, gmesa->glCtx->PolygonStipple[30]); - WRITE(gmesa->buf, AreaStipplePattern31, gmesa->glCtx->PolygonStipple[31]); - } - if (gmesa->dirty & GAMMA_UPLOAD_DEPTH) { - gmesa->dirty &= ~GAMMA_UPLOAD_DEPTH; - CHECK_DMA_BUFFER(gmesa, 4); - WRITE(gmesa->buf, DepthMode, gmesa->DepthMode); - WRITE(gmesa->buf, DeltaMode, gmesa->DeltaMode); - WRITE(gmesa->buf, GLINTWindow,gmesa->Window | (gmesa->FrameCount << 9)); - WRITE(gmesa->buf, LBReadMode, gmesa->LBReadMode); - } - if (gmesa->dirty & GAMMA_UPLOAD_GEOMETRY) { - gmesa->dirty &= ~GAMMA_UPLOAD_GEOMETRY; - CHECK_DMA_BUFFER(gmesa, 1); - WRITE(gmesa->buf, GeometryMode, gmesa->GeometryMode); - } - if (gmesa->dirty & GAMMA_UPLOAD_TRANSFORM) { - gmesa->dirty &= ~GAMMA_UPLOAD_TRANSFORM; - CHECK_DMA_BUFFER(gmesa, 1); - WRITE(gmesa->buf, TransformMode, gmesa->TransformMode); - } - if (gmesa->dirty & GAMMA_UPLOAD_TEX0) { - gammaTextureObjectPtr curTex = gmesa->CurrentTexObj[0]; - gmesa->dirty &= ~GAMMA_UPLOAD_TEX0; - if (curTex) { - CHECK_DMA_BUFFER(gmesa, 21); - WRITE(gmesa->buf, GeometryMode, gmesa->GeometryMode | GM_TextureEnable); - WRITE(gmesa->buf, DeltaMode, gmesa->DeltaMode | DM_TextureEnable); - WRITE(gmesa->buf, TextureAddressMode, curTex->TextureAddressMode); - WRITE(gmesa->buf, TextureReadMode, curTex->TextureReadMode); - WRITE(gmesa->buf, TextureColorMode, curTex->TextureColorMode); - WRITE(gmesa->buf, TextureFilterMode, curTex->TextureFilterMode); - WRITE(gmesa->buf, TextureFormat, curTex->TextureFormat); - WRITE(gmesa->buf, GLINTBorderColor, curTex->TextureBorderColor); - WRITE(gmesa->buf, TxBaseAddr0, curTex->TextureBaseAddr[0]); - WRITE(gmesa->buf, TxBaseAddr1, curTex->TextureBaseAddr[1]); - WRITE(gmesa->buf, TxBaseAddr2, curTex->TextureBaseAddr[2]); - WRITE(gmesa->buf, TxBaseAddr3, curTex->TextureBaseAddr[3]); - WRITE(gmesa->buf, TxBaseAddr4, curTex->TextureBaseAddr[4]); - WRITE(gmesa->buf, TxBaseAddr5, curTex->TextureBaseAddr[5]); - WRITE(gmesa->buf, TxBaseAddr6, curTex->TextureBaseAddr[6]); - WRITE(gmesa->buf, TxBaseAddr7, curTex->TextureBaseAddr[7]); - WRITE(gmesa->buf, TxBaseAddr8, curTex->TextureBaseAddr[8]); - WRITE(gmesa->buf, TxBaseAddr9, curTex->TextureBaseAddr[9]); - WRITE(gmesa->buf, TxBaseAddr10, curTex->TextureBaseAddr[10]); - WRITE(gmesa->buf, TxBaseAddr11, curTex->TextureBaseAddr[11]); - WRITE(gmesa->buf, TextureCacheControl, (TCC_Enable | TCC_Invalidate)); - } else { - CHECK_DMA_BUFFER(gmesa, 6); - WRITE(gmesa->buf, GeometryMode, gmesa->GeometryMode); - WRITE(gmesa->buf, DeltaMode, gmesa->DeltaMode); - WRITE(gmesa->buf, TextureAddressMode, TextureAddressModeDisable); - WRITE(gmesa->buf, TextureReadMode, TextureReadModeDisable); - WRITE(gmesa->buf, TextureFilterMode, TextureFilterModeDisable); - WRITE(gmesa->buf, TextureColorMode, TextureColorModeDisable); - } - } -#ifdef DO_VALIDATE - PROCESS_DMA_BUFFER_TOP_HALF(gmesa); - - DRM_SPINUNLOCK(&gmesa->driScreen->pSAREA->drawable_lock, - gmesa->driScreen->drawLockID); - VALIDATE_DRAWABLE_INFO_NO_LOCK_POST(gmesa); - - PROCESS_DMA_BUFFER_BOTTOM_HALF(gmesa); -#endif -} - -void gammaDDUpdateHWState( GLcontext *ctx ) -{ - gammaContextPtr gmesa = GAMMA_CONTEXT(ctx); - int new_state = gmesa->new_state; - - if ( new_state ) - { - FLUSH_BATCH( gmesa ); - - gmesa->new_state = 0; - - /* Update the various parts of the context's state. - */ - if ( new_state & GAMMA_NEW_ALPHA ) - gammaUpdateAlphaMode( ctx ); - - if ( new_state & GAMMA_NEW_DEPTH ) - gammaUpdateZMode( ctx ); - - if ( new_state & GAMMA_NEW_FOG ) - gammaUpdateFogAttrib( ctx ); - - if ( new_state & GAMMA_NEW_CLIP ) - gammaUpdateClipping( ctx ); - - if ( new_state & GAMMA_NEW_POLYGON ) - gammaUpdatePolygon( ctx ); - - if ( new_state & GAMMA_NEW_CULL ) - gammaUpdateCull( ctx ); - - if ( new_state & GAMMA_NEW_MASKS ) - gammaUpdateMasks( ctx ); - - if ( new_state & GAMMA_NEW_WINDOW ) - gammaUpdateWindow( ctx ); - - if ( new_state & GAMMA_NEW_STIPPLE ) - gammaUpdateStipple( ctx ); - } - - /* HACK ! */ - - gammaEmitHwState( gmesa ); -} - - -static void gammaDDUpdateState( GLcontext *ctx, GLuint new_state ) -{ - _swrast_InvalidateState( ctx, new_state ); - _swsetup_InvalidateState( ctx, new_state ); - _ac_InvalidateState( ctx, new_state ); - _tnl_InvalidateState( ctx, new_state ); - GAMMA_CONTEXT(ctx)->new_gl_state |= new_state; -} - - -/* Initialize the context's hardware state. - */ -void gammaDDInitState( gammaContextPtr gmesa ) -{ - gmesa->new_state = 0; -} - -/* Initialize the driver's state functions. - */ -void gammaDDInitStateFuncs( GLcontext *ctx ) -{ - ctx->Driver.UpdateState = gammaDDUpdateState; - - ctx->Driver.Clear = gammaDDClear; - ctx->Driver.ClearIndex = NULL; - ctx->Driver.ClearColor = gammaDDClearColor; - ctx->Driver.DrawBuffer = gammaDDDrawBuffer; - ctx->Driver.ReadBuffer = gammaDDReadBuffer; - - ctx->Driver.IndexMask = NULL; - ctx->Driver.ColorMask = gammaDDColorMask; - - ctx->Driver.AlphaFunc = gammaDDAlphaFunc; - ctx->Driver.BlendEquationSeparate = gammaDDBlendEquationSeparate; - ctx->Driver.BlendFuncSeparate = gammaDDBlendFuncSeparate; - ctx->Driver.ClearDepth = gammaDDClearDepth; - ctx->Driver.CullFace = gammaDDCullFace; - ctx->Driver.FrontFace = gammaDDFrontFace; - ctx->Driver.DepthFunc = gammaDDDepthFunc; - ctx->Driver.DepthMask = gammaDDDepthMask; - ctx->Driver.DepthRange = gammaDDDepthRange; - ctx->Driver.Enable = gammaDDEnable; - ctx->Driver.Finish = gammaDDFinish; - ctx->Driver.Flush = gammaDDFlush; -#if 0 - ctx->Driver.Fogfv = gammaDDFogfv; -#endif - ctx->Driver.Hint = NULL; - ctx->Driver.LineWidth = gammaDDLineWidth; - ctx->Driver.LineStipple = gammaDDLineStipple; -#if ENABLELIGHTING - ctx->Driver.Lightfv = gammaDDLightfv; - ctx->Driver.LightModelfv = gammaDDLightModelfv; -#endif - ctx->Driver.LogicOpcode = gammaDDLogicalOpcode; - ctx->Driver.PointSize = gammaDDPointSize; - ctx->Driver.PolygonMode = gammaDDPolygonMode; - ctx->Driver.PolygonStipple = gammaDDPolygonStipple; - ctx->Driver.Scissor = gammaDDScissor; - ctx->Driver.ShadeModel = gammaDDShadeModel; - ctx->Driver.ClearStencil = NULL; - ctx->Driver.StencilFunc = NULL; - ctx->Driver.StencilMask = NULL; - ctx->Driver.StencilOp = NULL; - ctx->Driver.Viewport = gammaDDViewport; -} |